I Have a small hole in the bottom of the bath tub just above the water drain is there some kind of putty I could use to repair this

Hey snookfisher,

All I have to do is walk across the street to fish for snook. Best eating fish ever.
Click on;http://www.pplmotorhomes.com/parts/caulks-sealants/38-8601.htm
To find a bath repair kit that repairs holes up to one inch and cracks up to five inches. Good luck, Tom